Name:____________ Highest Common Factor(HCF) Worksheet © mathkinz
Date:_____________
Score:_____________
Find Highest Common Factor for following numbers:
| 1) 12, 8 = 4 | 2) 15, 12 = 3 | 3) 16, 24 = 8 | 4) 21, 15 = 3 | 5) 10, 25 = 5 | 6) 6, 18, 9 = 3 | 7) 25, 75 = 25 | 8) 16, 24, 21 = 1 |
| 9) 5, 15, 27 = 1 | 10) 21, 12, 18 = 3 | 11) 16, 15, 21 = 1 | 12) 48, 54, 32 = 2 |
| 13) 14, 21, 28 = 7 | 14) 24, 28, 32 = 4 | 15) 20, 30, 50 = 10 | 16) 16, 8, 24 = 8 |
| 17) 12, 8, 6 = 2 | 18) 20, 12, 10 = 2 | 19) 48, 24, 12 = 12 | 20) 21, 42, 39 = 3 |